12.5GB of available storage (OS X El Capitan 10.11.5 or later)*.* Requires up to 44.5 GB of available storage to upgrade from earlier releases. 35.5GB available storage (macOS Sierra 10.12.6 or later)*.If upgrading from an earlier release, macOS Monterey requires up to 44GB of available storage. Mac OS X 10.2 Review by John Siracusa at Ars Technica (2002).This page uses Creative Commons Licensed content from Wikipedia ( view authors).

Officially, it was never released to the general public. Note: Mac OS X 10.2.7 was only available to the new Power Mac G5s and aluminum PowerBook G4s released before Mac OS X 10.3. Increased speed across the entire system.Dozens of new Universal Access features.A revamped Finder with searching built directly into every window.iChat, an Apple-branded, officially-supported third party AOL Instant Messenger client.A system-wide repository for contact information in the new Address Book.Quartz Extreme for compositing graphics directly on the video card.Increased support for Microsoft Windows networks.

Mac os 10.12 wiki